Activity tracker



FIG. 1 is a front elevational view of an activity tracker showing my new design;

FIG. 2 is a rear elevational view of FIG. 1;

FIG. 3 is a left side elevational view of FIG. 1;

FIG. 4 is a right side elevational view of FIG. 1;

FIG. 5 is a top plan view of FIG. 1;

FIG. 6 is a bottom plan view of FIG. 1;

FIG. 7 is a perspective view of FIG. 1; and,

FIG. 8 is an another perspective view of FIG. 1. 

CLAIM The ornamental design for an activity tracker, as shown and described. 